triad

a group of three, as notes in a chord

Not to be confused with:

triage – sorting according to quality; the assignment of degrees of urgency to decide the order of treatment of injuries, illnesses, etc.

triad

left to right: C major, E minor, and D diminished triads

tri·ad

(trī′ăd′, -əd)

1. A group of three.

2. Music A chord of three tones, especially one built on a given root tone plus a major or minor third and a perfect fifth.

3. A section of a Pindaric ode consisting of the strophe, antistrophe, and epode.

[Late Latin trias, triad-, from Greek, the number three; see trei- in Indo-European roots.]

tri·ad′ic (trī-ăd′ĭk) adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

triad

(ˈtraɪæd)

1. a group of three; trio

2. (Chemistry) chem an atom, element, group, or ion that has a valency of three

3. (Music, other) music a three-note chord consisting of a note and the third and fifth above it

4. (Literary & Literary Critical Terms) an aphoristic literary form used in medieval Welsh and Irish literature

5. (Military) the US strategic nuclear force, consisting of intercontinental ballistic missiles, submarine-launched ballistic missiles, and bombers

[C16: from Late Latin trias, from Greek; related to Greek treis three]

triˈadic adj

ˈtriadism n

Triad

(ˈtraɪæd)

(Law) any of several Chinese secret societies, esp one involved in criminal activities, such as drug trafficking

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

tri•ad

(ˈtraɪ æd, -əd)

n.

1. a group of three, esp. of three closely related persons or things.

a. an element, atom, or group having a valence of three.

b. a group of three closely related compounds or elements, as isomers or halides.

3. the basic chord of a musical tonality, consisting of a tonic, a third, and a fifth.

[1540–50; < Latin triad-, s. of trias < Greek triás. See tri-, -ad¹]

tri•ad′ic, adj.

tri′ad•ism, n.

Triad

a group of three.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun	1.	triad - the cardinal number that is the sum of one and one and one 3, deuce-ace, III, tercet, ternary, ternion, terzetto, three, threesome, trey, trine, trinity, trio, triplet, troika, tierce, leash digit, figure - one of the elements that collectively form a system of numeration; "0 and 1 are digits"
	2.	triad - a set of three similar things considered as a unit triple, triplet, trio trilogy - a set of three literary or dramatic works related in subject or theme triplicity, trigon - (astrology) one of four groups of the zodiac where each group consists of three signs separated from each other by 120 degrees set - a group of things of the same kind that belong together and are so used; "a set of books"; "a set of golf clubs"; "a set of teeth"
	3.	triad - three people considered as a unit threesome, trinity, trio assemblage, gathering - a group of persons together in one place triumvirate - a group of three men responsible for public administration or civil authority
	4.	triad - a three-note major or minor chord; a note and its third and fifth tones common chord chord - a combination of three or more notes that blend harmoniously when sounded together

triad

noun threesome, triple, trio, trinity, trilogy, triplet, triumvirate, triptych, trine, triune the triad of responsibilities: teaching, research and service

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

triad

noun

A group of three individuals:

three, threesome, trine, trinity, trio, triple, triumvirate, triune, triunity, troika.

Translations

tríade

triad

[ˈtraɪəd] N → tríada f

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

Triad

n (= Chinese secret society) → Triade f

triad

n → Triade f, → Trias f; (Mus) → Dreiklang m; (Chem) → dreiwertiges Element

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

tri·ad

n. triada, grupo de tres elementos que se relacionan entre sí.

Mentioned in

References in periodicals archive

Obtaining symptoms from history is critical as most patients will deny the classic sympathetic and neuroglycopenic symptoms of hypoglycaemia and therefore do not satisfy Whipple's triad. Whipple's triad confirms true hypoglycaemia secondary to endogenous hyperinsulinaemia and includes the following criteria: (i) typical symptoms of hypoglycaemia with (ii) a low plasma glucose measured at the time of the symptoms and (iii) relief of these symptoms when the glucose is raised to normal; none of these criteria were met by the patient.

Artifactual Hypoglycaemia in Systemic Sclerosis and Raynaud's Phenomenon: A Clinical Case Report and Short Review

The diagnostic hallmark is the WHIPPLE'S triad Symptoms of hypoglycemia Low blood glucose (40-50 mg/dl) and relief of symptoms after IV administration of glucose The pathognomonic finding is an inappropriately high level of serum insulin during symptomatic hypoglycemia (>5uU/ml)C--peptide levels higher than 2nmol/l have proved valuable in diagnosis.

Insulinoma--a case report and review of literature